Audi S4
fuel system Problems
We don't have a lot of Audi S4 fuel system problems on file — feel free to add yours here. The most common S4 fuel system problems occur at 4,000 miles.
Worst Audi S4 Fuel System Problems
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#1: Defective Fuel Pump 2019 S4
- Average Cost to Fix:
- N/A
- Average Mileage:
- 4,000 mi
We're actively collecting data on the worst fuel system problems for the Audi S4.
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